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source: trunk/src/sh_error.c@ 354

Last change on this file since 354 was 352, checked in by katerina, 13 years ago
Fix ticket #257 (error message may contain uninitialized string).
File size: 41.1 KB

Rev	Line
[1]	1	/* SAMHAIN file system integrity testing */
	2	/* Copyright (C) 1999, 2000 Rainer Wichmann */
	3	/* */
	4	/* This program is free software; you can redistribute it */
	5	/* and/or modify */
	6	/* it under the terms of the GNU General Public License as */
	7	/* published by */
	8	/* the Free Software Foundation; either version 2 of the License, or */
	9	/* (at your option) any later version. */
	10	/* */
	11	/* This program is distributed in the hope that it will be useful, */
	12	/* but WITHOUT ANY WARRANTY; without even the implied warranty of */
	13	/* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the */
	14	/* GNU General Public License for more details. */
	15	/* */
	16	/* You should have received a copy of the GNU General Public License */
	17	/* along with this program; if not, write to the Free Software */
	18	/* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */
	19
	20	#include "config_xor.h"
	21
[144]	22	/* Required on Linux to get the correct strerror_r function. Also
	23	* for recursive mutexes (_XOPEN_SOURCE >= 500). Gives funny error
	24	* on Solaris 10/gcc ('c99' compiler required - huh? Isn't gcc
	25	* good enough?).
[132]	26	*/
[144]	27	#if !defined(__sun__) && !defined(__sun)
[132]	28	#define _XOPEN_SOURCE 600
[352]	29	#undef _GNU_SOURCE
[144]	30	#endif
[132]	31	#include <string.h>
[1]	32	#include <stdio.h>
	33	#include <stdlib.h>
	34	#include <stdarg.h>
	35	#include <ctype.h>
	36	#include <limits.h>
	37	#include <errno.h>
	38
	39	/* Required on FreeBSD
	40	*/
	41	#include <sys/types.h>
	42
	43	#ifdef HAVE_MEMORY_H
	44	#include <memory.h>
	45	#endif
	46
	47	#if defined(HAVE_MLOCK) && !defined(HAVE_BROKEN_MLOCK)
	48	#include <sys/mman.h>
	49	#endif
	50
	51
	52
	53	#include "samhain.h"
	54
	55	#include "sh_cat.h"
	56	#include "sh_database.h"
	57	#include "sh_error.h"
	58	#include "sh_utils.h"
	59	#include "sh_unix.h"
	60	#include "sh_tiger.h"
[214]	61	#include "sh_nmail.h"
[1]	62	#include "sh_forward.h"
	63	#include "sh_prelude.h"
[140]	64	#include "sh_pthread.h"
[1]	65
	66	#if defined(WITH_DATABASE)
	67	#include "sh_tools.h"
	68	#endif
	69
	70	#if defined(WITH_EXTERNAL)
	71	#include "sh_extern.h"
	72	#endif
	73
	74	#undef FIL__
	75	#define FIL__ _("sh_error.c")
	76	/@-noret -compmempass@/
	77	extern int clt_class;
	78
	79	int flag_err_debug = SL_FALSE;
	80	int flag_err_info = SL_FALSE;
	81
	82	int ShDFLevel[SH_ERR_T_END];
	83
	84	typedef struct _log_t {
	85	char file[SH_PATHBUF];
	86	char format[SH_PATHBUF];
	87	/@null@/char * msg;
	88	size_t msg_len;
	89	int severity;
	90	int class;
	91	int pid;
	92	long status;
	93	long line;
	94	char timestamp[TIM_MAX];
	95	} sh_log_t;
	96
	97
	98	struct _errFlags errFlags;
	99
	100	static int sh_error_init (void);
	101
	102	/@owned@//@null@/inline
	103	static char * get_format(unsigned long msg_id, /@out@/int * priority,
	104	/@out@/unsigned int * class);
	105
	106	static int sh_error_string (struct _log_t * lmsg, va_list vl);
	107
[170]	108	extern int sh_log_console (/@null@/const char *message);
[1]	109	extern int sh_log_syslog (int severity, /@null@/char *message);
	110	extern int sh_log_file (/@null@/char *message,
	111	/@null@/char * inet_peer);
	112	/* convert a string to a numeric priority
	113	*/
[22]	114	int sh_error_convert_level (const char * str_s);
[1]	115
	116	static int IsInitialized = BAD;
	117
	118	/* --- Only log to stderr. ---
	119	*/
	120	int OnlyStderr = S_TRUE;
	121
[86]	122	/* --- Enable facilities not safe for closeall(). ---
	123	*/
	124	int enableUnsafe = S_FALSE;
[1]	125
	126	/*********************************************
	127	* utility functions for verifying entries
	128	*********************************************/
	129
[20]	130	int sh_error_verify (const char * s)
[1]	131	{
	132	char * foo;
[133]	133	char hashbuf[KEYBUF_SIZE];
[1]	134
	135	if (s[0] == '/')
	136	{
[159]	137	foo = sh_tiger_hash_gpg (s, TIGER_FILE, TIGER_NOLIM);
[1]	138	fprintf (stdout, _("%s\n"), foo);
	139	SH_FREE(foo);
	140	}
	141	else
	142	{
	143	fprintf (stdout, _("string=<%s>, hash=<%s>\n"),
	144	s, sh_tiger_hash (s, TIGER_DATA,
[133]	145	(unsigned long) sl_strlen(s),
	146	hashbuf, sizeof(hashbuf))
	147	);
[1]	148	}
	149	(void) fflush(stdout);
	150	_exit (EXIT_SUCCESS);
	151	/@i@/return 0;
	152	}
	153
	154
	155
	156	/*********************************************
	157	* end utility functions
	158	*********************************************/
	159
	160	void sh_error_only_stderr (int flag)
	161	{
	162	OnlyStderr = flag;
	163	return;
	164	}
	165
[86]	166	void sh_error_enable_unsafe (int flag)
	167	{
	168	enableUnsafe = flag;
	169	return;
	170	}
	171
[1]	172	static int dbg_store = 0;
	173	static int dbg_flag = 0;
	174
	175	static
[170]	176	void compute_flag_err_debug(void)
[1]	177	{
	178	if ((errFlags.loglevel & SH_ERR_ALL) != 0)
	179	flag_err_debug = SL_TRUE;
	180	else if ((errFlags.printlevel & SH_ERR_ALL) != 0)
	181	flag_err_debug = SL_TRUE;
	182	else if ((errFlags.maillevel & SH_ERR_ALL) != 0)
	183	flag_err_debug = SL_TRUE;
	184	else if ((errFlags.exportlevel & SH_ERR_ALL) != 0)
	185	flag_err_debug = SL_TRUE;
	186	else if ((errFlags.sysloglevel & SH_ERR_ALL) != 0)
	187	flag_err_debug = SL_TRUE;
	188	else if ((errFlags.externallevel & SH_ERR_ALL) != 0)
	189	flag_err_debug = SL_TRUE;
	190	else if ((errFlags.databaselevel & SH_ERR_ALL) != 0)
	191	flag_err_debug = SL_TRUE;
	192	else if ((errFlags.preludelevel & SH_ERR_ALL) != 0)
	193	flag_err_debug = SL_TRUE;
	194	else
	195	flag_err_debug = SL_FALSE;
	196	return;
	197	}
	198
	199	static
[170]	200	void compute_flag_err_info(void)
[1]	201	{
	202	if ((errFlags.loglevel & SH_ERR_INFO) != 0)
	203	flag_err_info = SL_TRUE;
	204	else if ((errFlags.printlevel & SH_ERR_INFO) != 0)
	205	flag_err_info = SL_TRUE;
	206	else if ((errFlags.maillevel & SH_ERR_INFO) != 0)
	207	flag_err_info = SL_TRUE;
	208	else if ((errFlags.exportlevel & SH_ERR_INFO) != 0)
	209	flag_err_info = SL_TRUE;
	210	else if ((errFlags.sysloglevel & SH_ERR_INFO) != 0)
	211	flag_err_info = SL_TRUE;
	212	else if ((errFlags.externallevel & SH_ERR_INFO) != 0)
	213	flag_err_info = SL_TRUE;
	214	else if ((errFlags.databaselevel & SH_ERR_INFO) != 0)
	215	flag_err_info = SL_TRUE;
	216	else if ((errFlags.preludelevel & SH_ERR_INFO) != 0)
	217	flag_err_info = SL_TRUE;
	218	else
	219	flag_err_info = SL_FALSE;
	220	return;
	221	}
	222
[170]	223	void sh_error_dbg_switch(void)
[1]	224	{
	225	if (dbg_flag == 0)
	226	{
	227	dbg_store = errFlags.printlevel;
	228	errFlags.printlevel = (SH_ERR_ALL \| SH_ERR_INFO \| SH_ERR_NOTICE \|
	229	SH_ERR_WARN \| SH_ERR_STAMP \| SH_ERR_ERR \|
	230	SH_ERR_SEVERE \| SH_ERR_FATAL);
	231	dbg_flag = 1;
	232	flag_err_debug = SL_TRUE;
	233	}
	234	else {
	235	errFlags.printlevel = dbg_store;
	236	dbg_store = 0;
	237	dbg_flag = 0;
	238	compute_flag_err_debug();
	239	}
	240	return;
	241	}
	242
[22]	243	static int sh_error_set_classmask (const char * str, int * facility_mask)
[1]	244	{
	245	char * p;
	246	int num = 0;
	247	unsigned int i;
	248	size_t len;
[22]	249	char * c;
[1]	250
	251	SL_ENTER(_("sh_error_set_classmask"));
	252
[22]	253	if (str == NULL)
[1]	254	SL_RETURN( -1, _("sh_error_set_classmask"));
	255
	256	if (IsInitialized == BAD)
	257	(void) sh_error_init();
	258
[22]	259	if (str[0] == (char) 34)
	260	++str;
	261	len = strlen(str);
	262
	263	c = SH_ALLOC(len+1);
	264	sl_strlcpy(c, str, len+1);
	265
[1]	266	if (c[len-1] == (char) 34)
	267	c[len-1] = '\0';
	268
	269	*facility_mask = 0;
	270
	271	do {
[131]	272	#if defined(HAVE_PTHREAD) && defined (_POSIX_THREAD_SAFE_FUNCTIONS) && defined(HAVE_STRTOK_R)
	273	char * saveptr;
	274	if (num == 0) {
	275	p = strtok_r (c, " ,\t", &saveptr);
	276	++num;
	277	} else {
	278	p = strtok_r (NULL, " ,\t", &saveptr);
	279	}
	280	#else
	281	if (num == 0) {
	282	p = strtok (c, " ,\t");
	283	++num;
	284	} else {
[1]	285	p = strtok (NULL, " ,\t");
[131]	286	}
	287	#endif
[1]	288
	289	if (p == NULL)
	290	break;
	291
	292	for (i = 0; i < SH_CLA_MAX; ++i)
	293	{
	294	if (i < SH_CLA_RAW_MAX) {
	295	if (0 == strcmp(p, _(class_cat[i])))
	296	*facility_mask \|= (1 << i);
	297	} else {
	298	if (0 == strcmp(p, _(class_cat[SH_CLA_RAW_MAX + 0])))
	299	*facility_mask \|= OTHER_CLA;
	300	if (0 == strcmp(p, _(class_cat[SH_CLA_RAW_MAX + 1])))
	301	*facility_mask \|= RUN_NEW;
	302	if (0 == strcmp(p, _(class_cat[SH_CLA_RAW_MAX + 2])))
	303	*facility_mask \|= FIL_NEW;
	304	if (0 == strcmp(p, _(class_cat[SH_CLA_RAW_MAX + 3])))
	305	*facility_mask \|= ERROR_CLA;
	306	}
	307	}
	308
	309	} while (p);
	310
[22]	311	SH_FREE(c);
[1]	312	SL_RETURN( 0, _("sh_error_set_classmask"));
	313	}
	314
[22]	315	int sh_error_log_mask (const char * c)
[1]	316	{
	317	return (sh_error_set_classmask(c, &(errFlags.log_class)));
	318	}
[22]	319	int sh_error_mail_mask (const char * c)
[1]	320	{
	321	return (sh_error_set_classmask(c, &(errFlags.mail_class)));
	322	}
[22]	323	int sh_error_print_mask (const char * c)
[1]	324	{
	325	return (sh_error_set_classmask(c, &(errFlags.print_class)));
	326	}
[22]	327	int sh_error_export_mask (const char * c)
[1]	328	{
	329	return (sh_error_set_classmask(c, &(errFlags.export_class)));
	330	}
[22]	331	int sh_error_syslog_mask (const char * c)
[1]	332	{
	333	return (sh_error_set_classmask(c, &(errFlags.syslog_class)));
	334	}
[22]	335	int sh_error_external_mask (const char * c)
[1]	336	{
	337	return (sh_error_set_classmask(c, &(errFlags.external_class)));
	338	}
[22]	339	int sh_error_database_mask (const char * c)
[1]	340	{
	341	return (sh_error_set_classmask(c, &(errFlags.database_class)));
	342	}
[22]	343	int sh_error_prelude_mask (const char * c)
[1]	344	{
	345	return (sh_error_set_classmask(c, &(errFlags.prelude_class)));
	346	}
	347
	348
	349
[132]	350	char * sh_error_message (int tellme, char * str, size_t len)
[1]	351	{
	352
[132]	353	#if defined(HAVE_STRERROR_R)
[352]	354	if (len > 0) str[0] = '\0';
[132]	355	strerror_r(tellme, str, len);
	356	return str;
	357	#elif defined(HAVE_STRERROR)
	358	sl_strlcpy(str, strerror(tellme), len);
	359	return str;
[1]	360	#else
	361
[132]	362	char *p = NULL;
[1]	363	#ifdef EACCES
[132]	364	if (tellme == EACCES) p = _("Permission denied.");
[1]	365	#endif
	366	#ifdef EAGAIN
[132]	367	if (tellme == EAGAIN) p = _("Try again.");
[1]	368	#endif
	369	#ifdef EBADF
[132]	370	if (tellme == EBADF) p = _("File descriptor in bad state.");
[1]	371	#endif
	372	#ifdef EEXIST
[132]	373	if (tellme == EEXIST) p = _("File exists.");
[1]	374	#endif
	375	#ifdef EFAULT
[132]	376	if (tellme == EFAULT) p = _("Bad address.");
[1]	377	#endif
	378	#ifdef EINVAL
[132]	379	if (tellme == EINVAL) p = _("Invalid argument.");
[1]	380	#endif
	381	#ifdef EISDIR
[132]	382	if (tellme == EISDIR) p = _("Is a directory.");
[1]	383	#endif
	384	#ifdef EINTR
[132]	385	if (tellme == EINTR) p = _("System call was interrupted.");
[1]	386	#endif
	387	#ifdef EIO
[132]	388	if (tellme == EIO) p = _("Low-level I/O error.");
[1]	389	#endif
	390	#ifdef ELOOP
[132]	391	if (tellme == ELOOP) p = _("Too many symbolic links encountered.");
[1]	392	#endif
	393	#ifdef EMFILE
[132]	394	if (tellme == EMFILE) p = _("Too many open files.");
[1]	395	#endif
	396	#ifdef EMLINK
[132]	397	if (tellme == EMLINK) p = _("Too many links.");
[1]	398	#endif
	399	#ifdef ENAMETOOLONG
	400	if (tellme == ENAMETOOLONG)
[132]	401	p = _("File name too long.");
[1]	402	#endif
	403	#ifdef ENFILE
[132]	404	if (tellme == ENFILE) p = _("File table overflow.");
[1]	405	#endif
	406	#ifdef ENOENT
[132]	407	if (tellme == ENOENT) p = _("File does not exist.");
[1]	408	#endif
	409	#ifdef ENOMEM
[132]	410	if (tellme == ENOMEM) p = _("Out of memory.");
[1]	411	#endif
	412	#ifdef ENOSPC
[132]	413	if (tellme == ENOSPC) p = _("No space on device.");
[1]	414	#endif
	415	#ifdef ENOTDIR
[132]	416	if (tellme == ENOTDIR) p = _("Not a directory.");
[1]	417	#endif
	418	#ifdef ENOTSOCK
[132]	419	if (tellme == ENOTSOCK) p = _("Not a socket.");
[1]	420	#endif
	421	#ifdef EOPNOTSUPP
[132]	422	if (tellme == EOPNOTSUPP) p = _("Socket is not of type SOCK_STREAM.");
[1]	423	#endif
	424	#ifdef EPERM
[132]	425	if (tellme == EPERM) p = _("Permission denied.");
[1]	426	#endif
	427	#ifdef EPIPE
[132]	428	if (tellme == EPIPE) p = _("No read on pipe.");
[1]	429	#endif
	430	#ifdef EROFS
[132]	431	if (tellme == EROFS) p = _("Read-only file system.");
[1]	432	#endif
	433	#ifdef ETXTBSY
[132]	434	if (tellme == ETXTBSY) p = _("Text file busy.");
[1]	435	#endif
	436	#ifdef EWOULDBLOCK
	437	if (tellme == EWOULDBLOCK)
[132]	438	p = _("No connections on non-blocking socket.");
[1]	439	#endif
	440	#ifdef EXDEV
[132]	441	if (tellme == EXDEV) p = _("Not on same file system.");
[1]	442	#endif
[132]	443	if (!p) p = _("Unknown error");
	444	sl_strlcpy(str, p, len);
	445	return str;
[1]	446	#endif /* ifndef HAVE_STRERROR */
	447	}
	448
	449
	450	/* switch off file log
	451	*/
	452	void sh_error_logoff()
	453	{
	454	errFlags.HaveLog = BAD;
	455	return;
	456	}
	457
	458	/* switch on file log
	459	*/
	460	void sh_error_logrestore()
	461	{
	462	errFlags.HaveLog = GOOD;
	463	return;
	464	}
	465
	466	/* --- Relate priority levels to literals. ---
	467	*/
	468	typedef struct eef
	469	{
[170]	470	const char * str;
[1]	471	int val;
	472	} eef_struc;
	473
	474	static eef_struc eef_tab[] =
	475	{
	476	{ N_("none"), SH_ERR_NOT },
	477	{ N_("debug"), SH_ERR_ALL },
	478	{ N_("info"), SH_ERR_INFO },
	479	{ N_("notice"), SH_ERR_NOTICE },
	480	{ N_("warn"), SH_ERR_WARN },
	481	{ N_("mark"), SH_ERR_STAMP },
	482	{ N_("err"), SH_ERR_ERR },
	483	{ N_("crit"), SH_ERR_SEVERE },
	484	{ N_("alert"), SH_ERR_FATAL },
	485	#if defined(SH_WITH_SERVER)
	486	#define SH_EEF_MAX 10
	487	{ N_("inet"), SH_ERR_INET },
	488	#else
	489	#define SH_EEF_MAX 9
	490	#endif
	491	};
	492
[22]	493	int sh_error_convert_level (const char * str_s)
[1]	494	{
	495	int i;
	496	int level = (-1);
	497
	498	SL_ENTER(_("sh_error_convert_level"));
	499
	500	if (str_s == NULL)
	501	SL_RETURN( -1, _("sh_error_convert_level"));
	502
	503	for (i = 0; i < SH_EEF_MAX; ++i)
	504	{
	505	if (0 == sl_strncmp(str_s, _(eef_tab[i].str),
	506	sl_strlen(eef_tab[i].str)))
	507	{
	508	level = eef_tab[i].val;
	509	break;
	510	}
	511	}
	512
	513	SL_RETURN( level, _("sh_error_convert_level"));
	514	}
	515
	516
	517	/* --- Set severity levels. ---
	518	*/
[22]	519	int sh_error_set_iv (int iv, const char * str_s)
[1]	520	{
	521	int level = (-1);
	522
	523	SL_ENTER(_("sh_error_set_iv"));
	524
	525	if (IsInitialized == BAD)
	526	(void) sh_error_init();
	527
	528	level = sh_error_convert_level (str_s);
	529
	530	if (level == (-1))
	531	{
	532	sh_error_handle ((-1), FIL__, __LINE__, EINVAL, MSG_EINVALS,
	533	_("severity"),
	534	str_s != NULL ? str_s : _("(NULL)"));
	535	SL_RETURN (-1, _("sh_error_set_iv"));
	536	}
	537
	538	if (iv > SH_ERR_T_START && iv < SH_ERR_T_END)
	539	{
	540	ShDFLevel[iv] = level;
	541	}
	542	else
	543	{
	544	sh_error_handle ((-1), FIL__, __LINE__, EINVAL, MSG_EINVALL,
	545	_("severity"), (long) iv);
	546	SL_RETURN (-1, _("sh_error_set_iv"));
	547	}
	548	SL_RETURN (0, _("sh_error_set_iv"));
	549	}
	550
[20]	551	int sh_error_set_level(const char * str_in, int * facility)
[1]	552	{
	553	register int i, j, f = BAD;
	554
	555	int old_facility;
[20]	556	const char * str_s = str_in;
[1]	557
	558	SL_ENTER(_("sh_error_set_level"));
	559
	560	if (IsInitialized == BAD)
	561	(void) sh_error_init();
	562
	563	old_facility = *facility;
	564	*facility = 0;
	565
	566	checkstr:
	567
	568	if (str_s != NULL)
	569	{
	570	if (0 == sl_strncmp(str_s, _(eef_tab[0].str), sl_strlen(eef_tab[0].str)))
	571	{
	572	facility \|= eef_tab[0].val; / This is 'none' */
	573	for (i = 1; i < SH_EEF_MAX; ++i)
	574	*facility &= ~eef_tab[i].val;
	575	f = GOOD;
	576	}
	577	else if (str_s[0] == '') / all */
	578	{
	579	for (i = 1; i < SH_EEF_MAX; ++i)
	580	*facility \|= eef_tab[i].val;
	581	f = GOOD;
	582	}
	583	else if (str_s[0] == '=')
	584	{
	585	for (i = 1; i < SH_EEF_MAX; ++i)
	586	if (0 == sl_strncmp(&str_s[1], _(eef_tab[i].str),
	587	sl_strlen(eef_tab[i].str)))
	588	{
	589	*facility \|= eef_tab[i].val;
	590	f = GOOD;
	591	}
	592	}
	593	else if (str_s[0] == '!')
	594	{
	595	if (str_s[1] == '*' \|\|
	596	0 == sl_strncmp(&str_s[1], _(eef_tab[1].str),
	597	sl_strlen(eef_tab[1].str)))
	598	{
	599	facility \|= eef_tab[0].val; / This is 'none' */
	600	for (i = 1; i < SH_EEF_MAX; ++i)
	601	*facility &= ~eef_tab[i].val;
	602	f = GOOD;
	603	}
	604	else if (str_s[1] == '=')
	605	{
	606	for (i = 1; i < SH_EEF_MAX; ++i)
	607	{
	608	if (0 == sl_strncmp(&str_s[2], _(eef_tab[i].str),
	609	sl_strlen(eef_tab[i].str)))
	610	{
	611	*facility &= ~eef_tab[i].val;
	612	f = GOOD;
	613	}
	614	}
	615	}
	616	else
	617	{
	618	for (i = 1; i < SH_EEF_MAX; ++i)
	619	{
	620	if (0 == sl_strncmp(&str_s[1], _(eef_tab[i].str),
	621	sl_strlen(eef_tab[i].str)))
	622	{
	623	for (j = i; j < SH_EEF_MAX; ++j)
	624	{
	625	*facility &= ~eef_tab[j].val;
	626	}
	627	f = GOOD;
	628	}
	629	}
	630	}
	631	}
	632	else /* plain severity name */
	633	{
	634	for (i = 1; i < SH_EEF_MAX; ++i)
	635	{
	636	if (0 == sl_strncmp(str_s, _(eef_tab[i].str),
	637	sl_strlen(eef_tab[i].str)))
	638	{
	639	for (j = i; j < SH_EEF_MAX; ++j)
	640	{
	641	*facility \|= eef_tab[j].val;
	642	}
	643	f = GOOD;
	644	break;
	645	}
	646	}
	647	}
	648	}
	649
	650	/* skip to end of string
	651	*/
	652	while (str_s != '\0' && str_s != ';' && *str_s != ',' &&
	653	str_s != ' ' && str_s != '\t')
	654	++str_s;
	655
	656	/* skip seperator
	657	*/
	658	while ((*str_s != '\0') &&
	659	(str_s == ';' \|\| str_s == ',' \|\| str_s == ' ' \|\| str_s == '\t'))
	660	++str_s;
	661
	662	if (*str_s != '\0')
	663	{
	664	f = BAD;
	665	goto checkstr;
	666	}
	667
	668	if (f == BAD)
	669	{
	670	*facility = old_facility;
	671	sh_error_handle ((-1), FIL__, __LINE__, EINVAL, MSG_EINVALS,
	672	_("priority"), str_in);
	673	SL_RETURN (-1, _("sh_error_set_level"));
	674	}
	675	compute_flag_err_debug();
	676	compute_flag_err_info();
	677	SL_RETURN (0, _("sh_error_set_level"));
	678	}
	679
[27]	680	#if defined(SH_WITH_CLIENT) \|\| defined(SH_WITH_SERVER)
[1]	681	/* set severity for TCP export
	682	*/
[20]	683	int sh_error_setexport(const char * str_s)
[1]	684	{
	685	static int reject = 0;
	686	if (reject == 1)
	687	return (0);
	688
	689	if (sh.flag.opts == S_TRUE)
	690	reject = 1;
	691
	692	return (sh_error_set_level(str_s, &errFlags.exportlevel));
	693	}
	694	#endif
	695
	696	/* set severity for printing
	697	*/
	698	extern void dlog_set_active(int flag);
	699
[20]	700	int sh_error_setprint(const char * str_s)
[1]	701	{
	702	static int reject = 0;
	703	int retval;
	704
	705	if (reject == 1)
	706	return (0);
	707
	708	if (sh.flag.opts == S_TRUE)
	709	reject = 1;
	710
	711	retval = sh_error_set_level(str_s, &errFlags.printlevel);
	712
	713	if (0 != (errFlags.printlevel & SH_ERR_INFO))
	714	dlog_set_active(1);
	715	if (0 != (errFlags.printlevel & SH_ERR_ALL))
	716	dlog_set_active(2);
	717	return retval;
	718	}
	719
	720
	721	/* set level for error logging
	722	*/
[20]	723	int sh_error_setlog(const char * str_s)
[1]	724	{
	725	static int reject = 0;
	726	if (reject == 1)
	727	return (0);
	728
	729	if (sh.flag.opts == S_TRUE)
	730	reject = 1;
	731
	732	return ( sh_error_set_level(str_s, &errFlags.loglevel) );
	733	}
	734
	735
	736	/* set severity for syslog
	737	*/
[20]	738	int sh_error_set_syslog (const char * str_s)
[1]	739	{
	740	static int reject = 0;
	741	if (reject == 1)
	742	return (0);
	743
	744	if (sh.flag.opts == S_TRUE)
	745	reject = 1;
	746
	747	return (sh_error_set_level(str_s, &errFlags.sysloglevel));
	748	}
	749
	750	#if defined(WITH_EXTERNAL)
	751	/* set severity for external
	752	*/
[20]	753	int sh_error_set_external (const char * str_s)
[1]	754	{
	755	static int reject = 0;
	756	if (reject == 1)
	757	return (0);
	758
	759	if (sh.flag.opts == S_TRUE)
	760	reject = 1;
	761
	762	return (sh_error_set_level(str_s, &errFlags.externallevel));
	763	}
	764	#endif
	765
	766	#if defined(WITH_DATABASE)
	767	/* set severity for database
	768	*/
[20]	769	int sh_error_set_database (const char * str_s)
[1]	770	{
	771	static int reject = 0;
	772	if (reject == 1)
	773	return (0);
	774
	775	if (sh.flag.opts == S_TRUE)
	776	reject = 1;
	777
	778	return (sh_error_set_level(str_s, &errFlags.databaselevel));
	779	}
	780	#endif
	781
	782	#if defined(HAVE_LIBPRELUDE)
	783	/* set severity for prelude
	784	*/
[20]	785	int sh_error_set_prelude (const char * str_s)
[1]	786	{
	787	static int reject = 0;
	788
	789	if (reject == 1)
	790	return (0);
	791
	792	if (sh.flag.opts == S_TRUE)
	793	reject = 1;
	794
	795	return sh_error_set_level(str_s, &errFlags.preludelevel);
	796	}
	797	#endif
	798
	799	/* init or re-init log facilities that need it
	800	*/
[170]	801	void sh_error_fixup(void)
[1]	802	{
[181]	803	#if defined(HAVE_LIBPRELUDE)
[1]	804	if ((errFlags.preludelevel & SH_ERR_NOT) == 0)
	805	sh_prelude_init();
	806	else
	807	sh_prelude_stop();
	808	#endif
	809	#ifdef WITH_DATABASE
	810	sh_database_reset();
	811	#endif
	812	return;
	813	}
	814
	815	/* to be called from sh_prelude_reset
	816	*/
[170]	817	void sh_error_init_prelude(void)
[1]	818	{
[181]	819	#if defined(HAVE_LIBPRELUDE)
[1]	820	if ((errFlags.preludelevel & SH_ERR_NOT) == 0)
	821	sh_prelude_init();
	822	else
	823	sh_prelude_stop();
	824	#endif
	825	return;
	826	}
	827
	828
	829	/* set severity for mailing
	830	*/
[20]	831	int sh_error_setseverity (const char * str_s)
[1]	832	{
	833	static int reject = 0;
	834	if (reject == 1)
	835	return (0);
	836
	837	if (sh.flag.opts == S_TRUE)
	838	reject = 1;
	839
	840	return (sh_error_set_level(str_s, &errFlags.maillevel));
	841	}
	842
	843	#ifdef SH_WITH_SERVER
	844	static char inet_peer[SH_MINIBUF] = { '\0' };
[283]	845	#ifdef HAVE_LIBPRELUDE
	846	static char inet_peer_ip[SH_IP_BUF] = { '\0' };
[1]	847
[283]	848	void sh_error_set_peer_ip(const char * str)
	849	{
	850	if (str == NULL)
	851	inet_peer_ip[0] = '\0';
	852	else
	853	sl_strlcpy(inet_peer_ip, str, sizeof(inet_peer_ip));
	854	}
	855	#endif
	856
[1]	857	void sh_error_set_peer(const char * str)
	858	{
	859	if (str == NULL)
[11]	860	inet_peer[0] = '\0';
[1]	861	else
[283]	862	sl_strlcpy(inet_peer, str, sizeof(inet_peer));
[1]	863	}
	864	#endif
	865
	866
	867	/**********************************************************
	868	**********************************************************
	869	*
	870	* -------- MAIN ERROR HANDLING FUNCTION -----------------
	871	*
	872	*
	873	* this function should be called to report an error
	874	*
	875	**********************************************************
	876	**********************************************************/
	877
[140]	878	SH_MUTEX_RECURSIVE(mutex_err_handle);
	879
[170]	880	void sh_error_handle (int sev, const char * file, long line,
[1]	881	long status, unsigned long msg_id, ...)
	882	{
	883	va_list vl; /* argument list */
	884	struct _log_t * lmsg;
	885
	886	int severity;
	887	unsigned int class;
	888	char * fmt;
	889
[170]	890	int flag_inet;
[1]	891
	892	#ifdef SH_WITH_SERVER
[140]	893	int class_inet = clt_class; /* initialize from global */
[1]	894	char local_inet_peer[SH_MINIBUF];
[283]	895	#ifdef HAVE_LIBPRELUDE
	896	char local_inet_peer_ip[SH_IP_BUF];
	897	#endif
[1]	898	#endif
	899
[27]	900	#if defined(SH_WITH_CLIENT) \|\| defined(SH_WITH_SERVER)
[1]	901	char * ex_msg;
	902	#endif
	903	#if defined(WITH_DATABASE)
	904	char * escape_msg;
	905	#endif
	906
	907	static int own_block = 0;
	908
	909	/*
	910	* Block a facility for errors generated
	911	* within that facility.
	912	*/
	913	static int print_block = 0;
	914	#if defined(SH_WITH_MAIL)
	915	static int mail_block = 0;
	916	#endif
	917	static int syslog_block = 0;
	918	static int log_block = 0;
[27]	919	#if defined(SH_WITH_CLIENT) \|\| defined(SH_WITH_SERVER)
[1]	920	static int export_block = 0;
	921	#endif
	922	#if defined(WITH_EXTERNAL)
	923	static int external_block = 0;
	924	#endif
	925	#if defined(WITH_DATABASE)
	926	static int database_block = 0;
	927	#endif
	928	#ifdef HAVE_LIBPRELUDE
	929	static int prelude_block = 0;
	930	#endif
	931
	932	SL_ENTER(_("sh_error_handle"));
	933
[140]	934	SH_MUTEX_RECURSIVE_INIT(mutex_err_handle);
	935	SH_MUTEX_RECURSIVE_LOCK(mutex_err_handle);
	936
[1]	937	#ifdef SH_WITH_SERVER
	938	/* copy the global string into a local array
	939	*/
	940	if ((msg_id == MSG_TCP_MSG) && (inet_peer[0] != '\0'))
	941	{
[283]	942	sl_strlcpy(local_inet_peer, inet_peer, sizeof(local_inet_peer));
[1]	943	sh_error_set_peer(NULL);
	944	}
	945	else
	946	local_inet_peer[0] = '\0';
	947
[283]	948	#ifdef HAVE_LIBPRELUDE
	949	if ((msg_id == MSG_TCP_MSG) && (inet_peer_ip[0] != '\0'))
	950	{
	951	sl_strlcpy(local_inet_peer_ip, inet_peer_ip, sizeof(local_inet_peer_ip));
	952	sh_error_set_peer_ip(NULL);
	953	}
	954	else
	955	local_inet_peer_ip[0] = '\0';
	956	#endif
	957
[1]	958	clt_class = (-1); /* reset global */
[140]	959	#endif
[1]	960
[140]	961
[1]	962	if (own_block == 1)
	963	{
[140]	964	goto exit_here;
[1]	965	}
	966
	967	/* --- Initialize to default values. ---
	968	*/
	969	if (IsInitialized == BAD)
	970	(void) sh_error_init();
	971
[140]	972	/* Returns pointer to (constant\|thread-specific) static memory
[1]	973	*/
	974	fmt = /@i@/get_format (msg_id, &severity, &class);
	975
[140]	976	#ifdef SH_WITH_SERVER
[1]	977	if (class_inet != (-1))
	978	class = (unsigned int) class_inet;
[140]	979	#endif
[1]	980
[140]	981	/* --- Consistency check. ---
	982	*/
[1]	983	ASSERT((fmt != NULL), _("fmt != NULL"))
	984	if (fmt == NULL)
	985	{
	986	fprintf(stderr,
	987	_("ERROR: msg=<NULL format>, file=<%s>, line=<%ld>\n"),
	988	file, line);
[140]	989	goto exit_here;
[1]	990	}
	991
	992	/* --- Override the catalogue severity. ---
	993	*/
	994	if (sev != (-1))
	995	severity = sev;
	996
[27]	997	/* these are messages from remote sources
	998	*/
[1]	999	if ((severity & SH_ERR_INET) != 0)
	1000	{
	1001	flag_inet = S_TRUE;
	1002	}
[170]	1003	else
	1004	{
	1005	flag_inet = S_FALSE;
	1006	}
[1]	1007
	1008	/* --- Messages not wanted for logging. ---
	1009	*/
	1010	if ( ( (errFlags.printlevel & severity ) == 0 \|\|
	1011	(errFlags.print_class & (1 << class)) == 0 ) &&
	1012	( (errFlags.loglevel & severity ) == 0 \|\|
	1013	(errFlags.log_class & (1 << class)) == 0 ) &&
	1014	( (errFlags.sysloglevel & severity ) == 0 \|\|
	1015	(errFlags.syslog_class & (1 << class)) == 0 ) &&
[27]	1016	#if defined(SH_WITH_CLIENT) \|\| defined(SH_WITH_CLIENT)
[1]	1017	( (errFlags.exportlevel & severity ) == 0 \|\|
	1018	(errFlags.export_class & (1 << class)) == 0 ) &&
	1019	#endif
	1020	#ifdef WITH_EXTERNAL
	1021	( (errFlags.externallevel & severity ) == 0 \|\|
	1022	(errFlags.external_class & (1 << class)) == 0 ) &&
	1023	#endif
	1024	#ifdef HAVE_LIBPRELUDE
	1025	( (errFlags.preludelevel & severity ) == 0 \|\|
	1026	(errFlags.prelude_class & (1 << class)) == 0 ) &&
	1027	#endif
	1028	#ifdef WITH_DATABASE
	1029	( (errFlags.databaselevel & severity ) == 0 \|\|
	1030	(errFlags.database_class & (1 << class)) == 0 ) &&
	1031	#endif
	1032	( (errFlags.maillevel & severity ) == 0 \|\|
	1033	(errFlags.mail_class & (1 << class)) == 0 )
	1034	#ifdef SH_WITH_SERVER
[27]	1035	&& (flag_inet == S_FALSE) /* still log messages from remote sources */
[1]	1036	#endif
	1037	)
	1038	{
[140]	1039	goto exit_here;
[1]	1040	}
	1041
	1042	if ((severity & SH_ERR_NOT) != 0)
	1043	{
[140]	1044	goto exit_here;
[1]	1045	}
	1046
	1047
	1048	/* Allocate space for the message.
	1049	*/
	1050	own_block = 1;
	1051	lmsg = (struct _log_t *) SH_ALLOC(sizeof(struct _log_t));
	1052	MLOCK( (char *) lmsg, sizeof(struct _log_t));
	1053	/@i@/lmsg->msg = NULL;
	1054
	1055	/@i@/(void) sl_strlcpy(lmsg->format, fmt, SH_PATHBUF);
	1056	(void) sl_strlcpy(lmsg->file, file, SH_PATHBUF);
	1057	lmsg->severity = severity;
	1058	lmsg->class = (int) class;
	1059	lmsg->line = line;
	1060	lmsg->status = status;
	1061
	1062	/* Format the log message with timestamp etc.
	1063	* Allocate lmsg->msg
	1064	*/
	1065	va_start (vl, msg_id);
	1066	(void) sh_error_string (lmsg, vl);
	1067	va_end (vl);
	1068	own_block = 0;
	1069
	1070
	1071	/* Log to stderr.
	1072	*/
	1073	if ( ((errFlags.printlevel & severity) != 0 &&
	1074	(errFlags.print_class & (1 << class)) != 0 &&
	1075	(errFlags.printlevel & SH_ERR_NOT) == 0)
	1076	#ifdef SH_WITH_SERVER
	1077	\|\| (flag_inet == S_TRUE)
	1078	#endif
	1079	)
	1080	{
	1081	if (print_block == 0 && (errFlags.printlevel & SH_ERR_NOT) == 0)
	1082	{
	1083	/* no truncation
	1084	*/
	1085	print_block = 1;
	1086	TPT(( 0, FIL__, __LINE__, lmsg->msg));
	1087	/*
	1088	* Reports first error after failure. Always tries.
	1089	*/
	1090	(void) sh_log_console (lmsg->msg);
	1091	print_block = 0;
	1092	}
	1093	}
	1094
	1095
	1096	/* Full logging enabled.
	1097	*/
[86]	1098	if (OnlyStderr == S_FALSE) /* full error logging enabled */
[1]	1099	{
	1100
	1101	/* Log to syslog.
	1102	*/
	1103	if ( (errFlags.sysloglevel & severity) != 0 &&
	1104	(errFlags.syslog_class & (1 << class)) != 0 &&
	1105	#ifndef INET_SYSLOG
	1106	(flag_inet != S_TRUE) && /* !inet->syslog */
	1107	#endif
	1108	(errFlags.sysloglevel & SH_ERR_NOT) == 0 )
	1109	{
	1110	/* will truncate to 1023 bytes
	1111	*/
	1112	if (syslog_block == 0)
	1113	{
	1114	syslog_block = 1;
	1115	/*
	1116	* Ignores errors. Always tries.
	1117	*/
	1118	(void) sh_log_syslog (lmsg->severity, lmsg->msg);
	1119	syslog_block = 0;
	1120	}
	1121	}
	1122
	1123	#if defined(WITH_EXTERNAL)
	1124	/*
	1125	* -- external facility
	1126	*/
	1127	if ((errFlags.externallevel & severity) != 0 &&
	1128	(errFlags.external_class & (1 << class)) != 0 &&
	1129	(errFlags.externallevel & SH_ERR_NOT) == 0 &&
	1130	class != AUD)
	1131	{
	1132	if (external_block == 0)
	1133	{
	1134	/* no truncation
	1135	*/
	1136	external_block = 1;
	1137	/*
	1138	* Reports first error after failure. Always tries.
	1139	*/
	1140	(void) sh_ext_execute ('l', 'o', 'g', lmsg->msg, 0);
	1141	external_block = 0;
	1142	}
	1143	}
	1144	#endif
	1145
	1146	#if defined(WITH_DATABASE)
	1147	/*
	1148	* -- database facility
	1149	*/
	1150	if ((errFlags.databaselevel & severity) != 0 &&
	1151	(errFlags.database_class & (1 << class)) != 0 &&
	1152	(errFlags.databaselevel & SH_ERR_NOT) == 0 &&
	1153	class != AUD)
	1154	{
[86]	1155	if (database_block == 0 && enableUnsafe == S_TRUE)
[1]	1156	{
	1157	/* truncates; query_max is 16k
	1158	*/
	1159	database_block = 1;
	1160	#ifndef SH_STANDALONE
	1161	if (msg_id == MSG_TCP_MSG
	1162	#ifdef INET_SYSLOG
	1163	\|\| msg_id == MSG_INET_SYSLOG
	1164	#endif
	1165	)
	1166	{
	1167	/* do not escape twice
	1168	*/
	1169	/*
	1170	* Reports failure every 60 min. Always tries.
	1171	*/
	1172	(void) sh_database_insert (lmsg->msg);
	1173	}
	1174	else
	1175	#endif
	1176	{
	1177	escape_msg = sh_tools_safe_name(lmsg->msg, 0);
	1178	/*
	1179	* Reports failure every 60 min. Always tries.
	1180	*/
	1181	(void) sh_database_insert (escape_msg);
	1182	SH_FREE(escape_msg);
	1183	}
	1184	database_block = 0;
	1185	}
	1186	}
	1187	#endif
	1188
	1189	/****************************************************
	1190	* Optionally include client code for TCP forwarding
	1191	* to log server
	1192	****************************************************/
[27]	1193	#if defined(SH_WITH_CLIENT) \|\| defined(SH_WITH_SERVER)
[1]	1194	/* Export by TCP.
	1195	*/
[27]	1196
	1197	if ( ((errFlags.exportlevel & severity ) != 0 &&
	1198	(errFlags.export_class & (1 << class)) != 0 &&
	1199	(errFlags.exportlevel & SH_ERR_NOT) == 0 &&
	1200	class != AUD )
	1201	#ifdef SH_WITH_SERVER
[65]	1202	/* always log inet to export */
	1203	\|\| (flag_inet == S_TRUE && sh.srvexport.name[0] != '\0')
[27]	1204	#endif
	1205	/* sh.flag.isserver != GOOD && */
	1206	/* (flag_inet == S_FALSE) / / don't log inet to export */
	1207	)
[1]	1208	{
	1209	if (export_block == 0)
	1210	{
	1211	int retval;
[22]	1212	size_t ex_len;
[1]	1213
	1214	/* will truncate to 65280 bytes
	1215	*/
	1216	export_block = 1;
[34]	1217	/* ex_len = 64 + sl_strlen(lmsg->msg) + 1; */
	1218	ex_len = sl_strlen(lmsg->msg);
	1219	if (sl_ok_adds(ex_len, 65))
	1220	ex_len = 64 + ex_len + 1;
[22]	1221	ex_msg = SH_ALLOC (ex_len);
	1222
	1223	sl_snprintf(ex_msg, ex_len, _("%d?%u?%s"),
	1224	severity, class, lmsg->msg);
[1]	1225	retval = sh_forward (ex_msg);
	1226	SH_FREE(ex_msg);
	1227	export_block = 0;
	1228	if (retval == -2)
	1229	{
	1230	sh_error_handle ((-1), FIL__, __LINE__, 0, MSG_QUEUE_FULL,
	1231	_("log server"));
	1232	}
	1233	}
	1234	}
	1235	#endif
	1236
	1237
	1238	/* Log to mail.
	1239	*/
	1240	#if defined(SH_WITH_MAIL)
	1241	if ((errFlags.maillevel & severity ) != 0 &&
	1242	(errFlags.mail_class & (1 << class)) != 0 &&
	1243	(errFlags.maillevel & SH_ERR_NOT) == 0 &&
	1244	class != AUD &&
	1245	(flag_inet == S_FALSE) ) /* don't log inet to email */
	1246	{
	1247	if (mail_block == 0)
	1248	{
	1249	int retval;
	1250
	1251	/* will truncate to 998 bytes
	1252	*/
	1253	mail_block = 1;
	1254
[214]	1255	BREAKEXIT(sh_nmail_msg);
[1]	1256	if ( (severity & SH_ERR_FATAL) == 0)
[214]	1257	retval = sh_nmail_pushstack (severity, lmsg->msg, NULL);
[1]	1258	else
[214]	1259	retval = sh_nmail_msg (severity, lmsg->msg, NULL);
[1]	1260
	1261	mail_block = 0;
	1262	if (retval == -2)
	1263	{
	1264	sh_error_handle ((-1), FIL__, __LINE__, 0, MSG_QUEUE_FULL,
	1265	_("email"));
	1266	}
	1267	}
	1268	}
	1269	#endif
	1270
	1271	#ifdef HAVE_LIBPRELUDE
	1272	if (((errFlags.preludelevel & severity ) != 0 &&
	1273	(errFlags.prelude_class & (1 << class)) != 0 &&
	1274	(errFlags.preludelevel & SH_ERR_NOT) == 0 &&
	1275	(class != AUD))
	1276	#ifdef SH_WITH_SERVER
	1277	\|\| (flag_inet == S_TRUE)
	1278	#endif
	1279	)
	1280	{
[86]	1281	if (prelude_block == 0 && enableUnsafe == S_TRUE)
[1]	1282	{
	1283	/* will truncate to 998 bytes
	1284	*/
	1285	prelude_block = 1;
	1286
	1287	BREAKEXIT(sh_prelude_alert);
	1288	/*
	1289	* Reports first error after failure. Always tries.
	1290	*/
[283]	1291	#if defined(HAVE_LIBPRELUDE) && defined(SH_WITH_SERVER)
	1292	(void) sh_prelude_alert (severity, (int) class,
	1293	lmsg->msg, lmsg->status, msg_id,
	1294	local_inet_peer_ip);
	1295	#else
	1296	(void) sh_prelude_alert (severity, (int) class,
	1297	lmsg->msg, lmsg->status, msg_id,
	1298	NULL);
	1299	#endif
[1]	1300	prelude_block = 0;
	1301	}
	1302	}
	1303	#endif
	1304
	1305	/* Log to logfile
	1306	*/
	1307
	1308	if ( ( ( (errFlags.loglevel & severity) != 0 &&
	1309	(errFlags.log_class & (1 << class)) != 0 &&
	1310	(errFlags.loglevel & SH_ERR_NOT) == 0 )
	1311	#ifdef SH_WITH_SERVER
	1312	\|\| (flag_inet == S_TRUE)
	1313	#endif
	1314	) &&
	1315	class != AUD &&
	1316	(errFlags.HaveLog != BAD) && /* temporary switched off */
	1317	(severity & SH_ERR_NOT) == 0 /* paranoia */
	1318	)
	1319	{
	1320	if (log_block == 0)
	1321	{
	1322	/* no truncation
	1323	*/
	1324	log_block = 1;
	1325	BREAKEXIT(sh_log_file);
	1326	#ifdef SH_WITH_SERVER
	1327	if (0 != sl_ret_euid())
	1328	{
	1329	/*
	1330	* Reports first error after failure. Always tries.
	1331	*/
	1332	if (local_inet_peer[0] == '\0')
	1333	(void) sh_log_file (lmsg->msg, NULL);
	1334	else
[283]	1335	(void) sh_log_file (lmsg->msg, local_inet_peer);
[1]	1336	}
	1337	#else
	1338	(void) sh_log_file (lmsg->msg, NULL);
	1339	#endif
	1340	/* sh_log_file (lmsg->msg); */
	1341	log_block = 0;
	1342	}
	1343	}
	1344
	1345	}
	1346
	1347	/* Cleanup.
	1348	*/
	1349	own_block = 1;
	1350
	1351	if (lmsg->msg)
	1352	SH_FREE( lmsg->msg );
	1353
	1354	memset ( lmsg, (int) '\0', sizeof(struct _log_t) );
	1355	MUNLOCK( (char *) lmsg, sizeof(struct _log_t) );
	1356	SH_FREE( lmsg );
	1357	own_block = 0;
	1358
[140]	1359	exit_here:
[144]	1360	; /* label at end of compound statement */
[140]	1361	SH_MUTEX_RECURSIVE_UNLOCK(mutex_err_handle);
	1362
[1]	1363	/@i@/SL_RET0(_("sh_error_handle"));
	1364	/@i@/}
	1365
[272]	1366	#if defined(SH_WITH_MAIL)
	1367	void sh_error_mail (const char * alias, int sev,
	1368	const char * file, long line,
	1369	long status, unsigned long msg_id, ...)
	1370	{
	1371	va_list vl; /* argument list */
	1372	struct _log_t * lmsg;
[1]	1373
[272]	1374	int severity;
	1375	unsigned int class;
	1376	char * fmt;
	1377	int retval;
	1378
	1379	SL_ENTER(_("sh_error_mail"));
	1380
	1381	/* Returns pointer to (constant\|thread-specific) static memory
	1382	*/
	1383	fmt = /@i@/get_format (msg_id, &severity, &class);
	1384
	1385	if (!fmt)
	1386	{
	1387	SL_RET0(_("sh_error_mail"));
	1388	}
	1389
	1390	/* --- Override the catalogue severity. ---
	1391	*/
	1392	if (sev != (-1))
	1393	severity = sev;
	1394
	1395	/* --- Build the message. ---
	1396	*/
	1397	lmsg = (struct _log_t *) SH_ALLOC(sizeof(struct _log_t));
	1398	MLOCK( (char *) lmsg, sizeof(struct _log_t));
	1399	/@i@/lmsg->msg = NULL;
	1400
	1401	/@i@/(void) sl_strlcpy(lmsg->format, fmt, SH_PATHBUF);
	1402	(void) sl_strlcpy(lmsg->file, file, SH_PATHBUF);
	1403	lmsg->severity = severity;
	1404	lmsg->class = (int) class;
	1405	lmsg->line = line;
	1406	lmsg->status = status;
	1407
	1408	/* Format the log message with timestamp etc.
	1409	* Allocate lmsg->msg
	1410	*/
	1411	va_start (vl, msg_id);
	1412	(void) sh_error_string (lmsg, vl);
	1413	va_end (vl);
	1414
	1415	if ( (severity & SH_ERR_FATAL) == 0)
	1416	retval = sh_nmail_pushstack (severity, lmsg->msg, alias);
	1417	else
	1418	retval = sh_nmail_msg (severity, lmsg->msg, alias);
	1419
	1420	if (retval == -2)
	1421	{
	1422	sh_error_handle ((-1), FIL__, __LINE__, 0, MSG_QUEUE_FULL,
	1423	_("email"));
	1424	}
	1425	SL_RET0(_("sh_error_mail"));
	1426	}
	1427	#else
	1428	void sh_error_mail (const char * alias, int sev,
	1429	const char * file, long line,
	1430	long status, unsigned long msg_id, ...)
	1431	{
	1432	(void) alias;
	1433	(void) sev;
	1434	(void) file;
	1435	(void) line;
	1436	(void) status;
	1437	(void) msg_id;
	1438
	1439	return;
	1440	}
	1441	/* defined(SH_WITH_MAIL) */
	1442	#endif
	1443
[1]	1444	/* -------------------------
	1445	*
	1446	* private functions below
	1447	*
	1448	* -------------------------
	1449	*/
	1450
	1451
	1452	/* --- Get the format from the message catalog. ---
	1453	*/
	1454	/@owned@/ /@null@/inline
	1455	static char * get_format(unsigned long msg_id, /@out@/ int * priority,
	1456	/@out@/unsigned int * class)
	1457	{
	1458	int i = 0;
	1459
	1460	SL_ENTER(_("get_format"));
	1461	while (1 == 1)
	1462	{
	1463	if ( msg_cat[i].format == NULL )
	1464	break;
	1465
	1466	if ( (unsigned long) msg_cat[i].id == msg_id)
	1467	{
	1468	*priority = (int) msg_cat[i].priority;
	1469	*class = (unsigned int) msg_cat[i].class;
[170]	1470	SL_RETURN (((char *) _(msg_cat[i].format)), _("get_format"));
[1]	1471	}
	1472	++i;
	1473	}
	1474	*priority = SH_ERR_ERR;
	1475	*class = ERR;
	1476	SL_RETURN (NULL, _("get_format"));
	1477	}
	1478
	1479	/@null@//@only@/static char * ehead_format = NULL;
	1480
	1481	/* allocate space for user-defined message header
	1482	*/
[22]	1483	int sh_error_ehead (/@null@/const char * str_s)
[1]	1484	{
	1485	size_t size;
[22]	1486	const char * s;
[1]	1487
	1488	SL_ENTER(_("sh_error_ehead"));
	1489
	1490	if (str_s == NULL)
	1491	{
	1492	SL_RETURN (-1, _("sh_error_ehead"));
	1493	}
	1494
	1495	/* ascii 34 ist t\"ttelchen
	1496	*/
	1497	/@i@/ if (str_s[0] == 34) s = &str_s[1];
	1498	else s = str_s;
	1499
	1500	size = /@i@/strlen(s);
[22]	1501	if (/@i@/s[size-1] == (char) 34) --size; /* truncate */
[1]	1502
	1503	if (ehead_format != NULL)
	1504	SH_FREE(ehead_format);
	1505
	1506	/@i@/ehead_format = SH_ALLOC(size+1);
	1507	/@i@/ (void) sl_strlcpy(ehead_format, s, size+1);
	1508
	1509	SL_RETURN( 0, _("sh_error_ehead"));
	1510	}
	1511
	1512	#if !defined(VA_COPY)
	1513	#if defined(__GNUC__) && defined(__PPC__) && (defined(_CALL_SYSV) \|\| defined(_WIN32))
	1514	#define VA_COPY(ap1, ap2) ((ap1) = (ap2))
	1515	#elif defined(VA_COPY_AS_ARRAY)
	1516	#define VA_COPY(ap1, ap2) memmove ((ap1), (ap2), sizeof (va_list))
	1517	#else /* va_list is a pointer */
	1518	#define VA_COPY(ap1, ap2) ((ap1) = (ap2))
	1519	#endif
	1520	#endif
	1521
	1522
	1523	/* print an error into string
	1524	*/
	1525	static int sh_error_string (struct _log_t * lmsg, va_list vl)
	1526	{
	1527	size_t len;
	1528	int required;
	1529	unsigned long line;
	1530	char sev[16] = "";
	1531	char cla[16] = "";
	1532	char tst[64] = "";
	1533	char *p;
	1534	va_list vl2;
	1535
	1536	st_format rep_ehead_tab[] = {
	1537	{ 'S', S_FMT_STRING, 0, 0, NULL}, /* severity */
	1538	{ 'T', S_FMT_STRING, 0, 0, NULL}, /* timestamp */
	1539	{ 'F', S_FMT_STRING, 0, 0, NULL}, /* file */
	1540	{ 'L', S_FMT_ULONG, 0, 0, NULL}, /* line */
	1541	{ 'C', S_FMT_STRING, 0, 0, NULL}, /* class */
	1542	{ 'E', S_FMT_LONG, 0, 0, NULL}, /* status */
	1543	{'\0', S_FMT_ULONG, 0, 0, NULL},
	1544	};
	1545
	1546	SL_ENTER(_("sh_error_string"));
	1547
	1548	if (ehead_format == NULL)
	1549	{
	1550	ehead_format = SH_ALLOC(64);
	1551	#ifdef SH_USE_XML
	1552	if ((errFlags.printlevel & SH_ERR_ALL) == 0)
	1553	(void) sl_strlcpy(ehead_format,
	1554	_("<log sev=\"%S\" tstamp=\"%T\" "), 64);
	1555	else
	1556	(void) sl_strlcpy(ehead_format,
	1557	_("<log sev=\"%S\" tstamp=\"%T\" p.f=\"%F\" p.l=\"%L\" p.s=\"%E\" "), 64);
	1558	#else
	1559	if ((errFlags.printlevel & SH_ERR_ALL) == 0)
	1560	(void) sl_strlcpy(ehead_format, _("%S %T "), 64);
	1561	else
	1562	(void) sl_strlcpy(ehead_format, _("%S %T (%F, %L, %E) "), 64);
	1563	#endif
	1564	}
	1565
	1566	/* header of error message
	1567	*/
	1568	#ifdef SH_USE_XML
	1569	if ( (lmsg->severity & SH_ERR_INET) != 0)
	1570	(void) sl_strlcpy (sev, _("RCVT"), 11);
	1571	else if ( (lmsg->severity & SH_ERR_ALL) != 0)
	1572	(void) sl_strlcpy (sev, _("DEBG"), 11);
	1573	else if ( (lmsg->severity & SH_ERR_INFO) != 0)
	1574	(void) sl_strlcpy (sev, _("INFO"), 11);
	1575	else if ( (lmsg->severity & SH_ERR_NOTICE) != 0)
	1576	(void) sl_strlcpy (sev, _("NOTE"), 11);
	1577	else if ( (lmsg->severity & SH_ERR_WARN) != 0)
	1578	(void) sl_strlcpy (sev, _("WARN"), 11);
	1579	else if ( (lmsg->severity & SH_ERR_STAMP) != 0)
	1580	(void) sl_strlcpy (sev, _("MARK"), 11);
	1581	else if ( (lmsg->severity & SH_ERR_ERR) != 0)
	1582	(void) sl_strlcpy (sev, _("ERRO"), 11);
	1583	else if ( (lmsg->severity & SH_ERR_SEVERE) != 0)
	1584	(void) sl_strlcpy (sev, _("CRIT"), 11);
	1585	else if ( (lmsg->severity & SH_ERR_FATAL) != 0)
	1586	(void) sl_strlcpy (sev, _("ALRT"), 11);
	1587	else {
	1588	(void) sl_strlcpy (sev, _("????"), 11);
	1589	#else
	1590	#if defined(INET_SYSLOG)
	1591	if ( (lmsg->severity & SH_ERR_INET) != 0)
	1592	(void) sl_strlcpy (sev, _("<NET> : "), 11);
	1593	#else
	1594	if ( (lmsg->severity & SH_ERR_INET) != 0)
	1595	(void) sl_strlcpy (sev, _("<TCP> : "), 11);
	1596	#endif
	1597	else if ( (lmsg->severity & SH_ERR_ALL) != 0)
	1598	(void) sl_strlcpy (sev, _("DEBUG : "), 11);
	1599	else if ( (lmsg->severity & SH_ERR_INFO) != 0)
	1600	(void) sl_strlcpy (sev, _("INFO : "), 11);
	1601	else if ( (lmsg->severity & SH_ERR_NOTICE) != 0)
	1602	(void) sl_strlcpy (sev, _("NOTICE : "), 11);
	1603	else if ( (lmsg->severity & SH_ERR_WARN) != 0)
	1604	(void) sl_strlcpy (sev, _("WARN : "), 11);
	1605	else if ( (lmsg->severity & SH_ERR_STAMP) != 0)
	1606	(void) sl_strlcpy (sev, _("MARK : "), 11);
	1607	else if ( (lmsg->severity & SH_ERR_ERR) != 0)
	1608	(void) sl_strlcpy (sev, _("ERROR : "), 11);
	1609	else if ( (lmsg->severity & SH_ERR_SEVERE) != 0)
	1610	(void) sl_strlcpy (sev, _("CRIT : "), 11);
	1611	else if ( (lmsg->severity & SH_ERR_FATAL) != 0)
	1612	(void) sl_strlcpy (sev, _("ALERT : "), 11);
	1613	else {
	1614	(void) sl_strlcpy (sev, _("??? : "), 11);
	1615	#endif
	1616	}
	1617
[132]	1618	(void) sh_unix_time (0, tst, 64);
[1]	1619	line = (unsigned long) lmsg->line;
	1620	(void) sl_strlcpy (cla, _(class_cat[lmsg->class]), 11);
	1621
	1622	/@i@/rep_ehead_tab[0].data_str = sev;
	1623	/@i@/rep_ehead_tab[1].data_str = tst;
	1624	/@i@/rep_ehead_tab[2].data_str = lmsg->file;
	1625	/@i@/rep_ehead_tab[3].data_ulong = line;
	1626	/@i@/rep_ehead_tab[4].data_str = cla;
	1627	/@i@/rep_ehead_tab[5].data_long = lmsg->status;
	1628
	1629	p = /@i@/sh_util_formatted(ehead_format, rep_ehead_tab);
	1630
	1631	/* --- copy the header to lmsg->msg ---
	1632	*/
	1633	/@i@/lmsg->msg = SH_ALLOC(SH_BUFSIZE);
	1634	lmsg->msg_len = SH_BUFSIZE;
	1635
	1636	if (p)
	1637	{
	1638	(void) sl_strlcpy (lmsg->msg, p, SH_BUFSIZE);
	1639	SH_FREE(p);
	1640	}
	1641	else
	1642	{
	1643	lmsg->msg[0] = '\0';
	1644	}
	1645
	1646
	1647	/* --- copy message to lmsg->msg ---
	1648	*/
	1649	if ( NULL == strchr(lmsg->format, '%') )
	1650	{
	1651	(void) sl_strlcat (lmsg->msg, lmsg->format, (size_t) lmsg->msg_len);
	1652	}
	1653	else
	1654	{
	1655	/* use VA_COPY */
	1656	/@i@/VA_COPY(vl2, vl);
	1657	len = sl_strlen(lmsg->msg);
	1658	/@i@/required = sl_vsnprintf(&(lmsg->msg[len]),
[22]	1659	(lmsg->msg_len - len), lmsg->format, vl);
[170]	1660
[34]	1661	if ((required >= 0) &&
	1662	sl_ok_adds(required, len) &&
	1663	sl_ok_adds((required+len), 4) &&
	1664	((required + len) > (lmsg->msg_len - 4)) )
[1]	1665	{
	1666	/@i@/p = SH_ALLOC(required + len + 4);
	1667	(void) sl_strlcpy (p, lmsg->msg, required + len + 1);
	1668	SH_FREE(lmsg->msg);
	1669	lmsg->msg = p;
	1670	lmsg->msg_len = required + len + 4;
	1671	(void) sl_vsnprintf(&(lmsg->msg[len]),
[170]	1672	(required + 1), lmsg->format, vl2);
[1]	1673	}
	1674	va_end(vl2);
	1675	}
	1676
	1677	#ifdef SH_USE_XML
	1678	/* closing tag
	1679	*/
	1680	if (lmsg->msg[sl_strlen(lmsg->msg)-1] != '>')
	1681	(void) sl_strlcat (lmsg->msg, _(" />"), lmsg->msg_len);
	1682	#endif
	1683
	1684	SL_RETURN(0, _("sh_error_string"));
	1685	}
	1686
	1687
	1688
	1689
	1690	/* --- Initialize. ---
	1691	*/
	1692	static int sh_error_init ()
	1693	{
	1694	register int j;
	1695
	1696	SL_ENTER(_("sh_error_init"));
	1697
	1698	errFlags.debug = 0;
	1699	errFlags.HaveLog = GOOD;
	1700	errFlags.sysloglevel = SH_ERR_NOT;
	1701	#if defined(SH_STEALTH)
	1702	errFlags.loglevel = SH_ERR_NOT;
	1703	#else
	1704	errFlags.loglevel = (SH_ERR_STAMP \| SH_ERR_ERR \| SH_ERR_SEVERE \|
	1705	SH_ERR_FATAL);
	1706	#endif
	1707	errFlags.externallevel = SH_ERR_NOT;
	1708	errFlags.databaselevel = SH_ERR_NOT;
	1709	errFlags.preludelevel = SH_ERR_NOT;
	1710	errFlags.maillevel = SH_ERR_FATAL;
	1711	#if defined(SH_STEALTH)
	1712	errFlags.printlevel = SH_ERR_NOT;
	1713	#else
	1714	errFlags.printlevel = (SH_ERR_INFO \| SH_ERR_NOTICE \| SH_ERR_WARN \|
	1715	SH_ERR_STAMP \| SH_ERR_ERR \| SH_ERR_SEVERE \|
	1716	SH_ERR_FATAL);
[5]	1717	flag_err_info = SL_TRUE;
[1]	1718	#endif
[65]	1719
	1720	#if defined(SH_WITH_SERVER)
	1721	errFlags.exportlevel = SH_ERR_NOT;
	1722	#else
[1]	1723	errFlags.exportlevel = (SH_ERR_STAMP \| SH_ERR_ERR \| SH_ERR_SEVERE \|
	1724	SH_ERR_FATAL);
[65]	1725	#endif
[1]	1726
	1727	errFlags.log_class = 0xFFFF;
	1728	errFlags.print_class = 0xFFFF;
	1729	errFlags.mail_class = 0xFFFF;
	1730	errFlags.export_class = 0xFFFF;
	1731	errFlags.syslog_class = 0xFFFF;
	1732	errFlags.external_class = 0xFFFF;
	1733	errFlags.database_class = 0xFFFF;
	1734	errFlags.prelude_class = 0xFFFF;
	1735
	1736
	1737	for (j = 0; j < SH_ERR_T_END; ++j)
	1738	ShDFLevel[j] = SH_ERR_SEVERE;
	1739
	1740	IsInitialized = GOOD;
	1741	SL_RETURN (0, _("sh_error_init"));
	1742	}

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